Authors: Mark A Hlatky; Philip Greenland; Donna K Arnett; Christie M Ballantyne; Michael H Criqui; Mitchell S V Elkind; Alan S Go; Frank E Harrell; Yuling Hong; Barbara V Howard; Virginia J Howard; Priscilla Y Hsue; Christopher M Kramer; Joseph P McConnell; Sharon-Lise T Normand; Christopher J O'Donnell; Sidney C Smith; Peter W F Wilson Journal: Circulation Date: 2009-04-13 Impact factor: 29.690